Physician Profile
Ali Mahmood, MD
Unclaimed ProfileAbout Dr. Mahmood
Ali Mahmood, MD is a healthcare provider in Sugar Land, TX specializing in colon & rectal surgery. Ali is also listed as specializing in surgery. According to Medicare claims data, Ali cared for 593 Medicare patients across 970 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, diagnostic exam of anus using an endoscope, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (281) 242-3300
- Email not available
Practice Locations
16605 SOUTHWEST FWY SUITE 430
Sugar Land, TX 77479
Procedures Most Often Billed to Medicare
970 services · 593 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of anus using an endoscope | Procedure | 46600 |
261 | More than most peers in Colon & Rectal Surgery |
| Diagnostic exam of rectum and lower large bowel using an endoscope | Procedure | 45300 |
28 | As often as other peers in Colon & Rectal Surgery |
| Partial removal of large bowel and reattachment to rectum using an endoscope | Procedure | 44207 |
14 | More often than most peers in Colon & Rectal Surgery |
| Partial removal of large bowel using an endoscope | Procedure | 44204 |
11 | Less often than most peers in Colon & Rectal Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
295 | More than most peers in Colon & Rectal Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
138 | More than most peers in Colon & Rectal Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
99 | More often than most peers in Colon & Rectal Surgery |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
79 | More often than most peers in Colon & Rectal Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
20 | As often as other peers in Colon & Rectal Surgery |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
14 | Less often than most peers in Colon & Rectal Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 5
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other colorectal surgeons in Sugar Land 3
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2003 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of anus using an endoscope 7
Providers in TX who bill this service to Medicare most often.
Common questions
What does Dr. Mahmood specialize in?
Dr. Mahmood is a colorectal surgeon in Sugar Land, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Colon & Rectal Surgery”.
NPI registry
Where is Dr. Mahmood located?
Dr. Mahmood is listed at 16605 Southwest Fwy Suite 430, Sugar Land, TX 77479. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Mahmood's phone number?
The number on file is (281) 242-3300. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Mahmood's NPI number?
Dr. Mahmood's National Provider Identifier is 1548439888. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Mahmood go to medical school?
Dr. Mahmood attended Other, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Mahmood been practicing?
Dr. Mahmood has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Mahmood do most often?
According to Medicare billing data, Dr. Mahmood performs procedures including diagnostic exam of anus using an endoscope, diagnostic exam of rectum and lower large bowel using an endoscope and partial removal of large bowel and reattachment to rectum using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Mahmood confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mahmood. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.